Reading from the book by Melvin Berger which explains how bacteria and viruses affect the human body and how the body fights them.

Though most of them are too small to be seen with the naked eye, bacteria are everywhere. They appeared on Earth more than 3 billion years before the first dinosaurs. Some bacteria cause deadly diseases, but many of them are helpful to us. They fertilize the soil by breaking down dead material, and they are an essential ingredient in many foods. Bacteria in our own bodies are a vital part of the digestive process.--from page 2 of cover.

Describes why germs should not be spread.

"Describes microscopic organisms that can cause illness and disease, including bacteria, viruses, protozoa, and fungi"--

"Bacteria were the first life on Earth. But what do we really know about them? In this captivating, science-driven book, you'll learn everything you need to know about these often misunderstood--and incredibly interesting--microbes. In this engagingly written and scientifically rigorous book, author and scientist Ludger Wess introduces an eclectic collection of impressive, useful, weird, and dangerous bacterial species. Wess reveals everything he...

When the little princess hears about the germs and nasties living all around her, she understands the importance of washing her hands a lot.

After Keesha discovers mold on her sandwich, Ms. Frizzle and the class embark on an adventure into the mini-microbe world where they discover that these tiny creatures have big effects.

"Have you ever seen a germ up close? Really, really close? Award-winning science writer Sara Levine introduces readers to a variety of viruses, bacteria, protozoa, and fungi that can make people sick--including SARS-CoV-2, E. coli, and ringworm. Micrographs and illustrations show extremely close-up views of the germs that are at once incredible and a little gross. The book concludes with tips for staying healthy as well as information about the immune...

"Explores the role that the human microbiome (including, but not limited to, the gut) plays in aging. Includes emerging research and personal health tips"--